Acute haemorrhage from aberrant pancreatic tissue in the jejunum.
D000013:Congenital Abnormalities / Q000150:complications; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis*; D006801:Humans; D007583:Jejunum; D008297:Male; D008875:Middle Aged; D010179:Pancreas / Q000002:abnormalities*